Subtract 98/18 from 4/25
1st number: 4/25, 2nd number: 5 8/18
4/25 - 98/18 is -1189/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
4/25 = 4 × 18/25 × 18 = 72/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
98/18 = 98 × 25/18 × 25 = 2450/450 - Subtract the two like fractions:
72/450 - 2450/450 = 72 - 2450/450 = -2378/450 - After reducing the fraction, the answer is -1189/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/25-98/18 4/50-98/18 4/25-98/36 12/25-98/18 4/75-98/18 4/25-98/54 20/25-98/18 4/25-98/90 28/25-98/18